Philips MCD705 series, Service Manual

Page: 15 / 35

6 - 1 6 - 1
SW1
1
SW2
2
SW3
3
SW4
4
DOUT
5
DIN
6
IC
7
CLK
8
STB
9
KEY1
10
KEY2
11
KEY3
12
KEY4
13
Vdd
14
S1/KS1
15
S2/KS2
16
S3/KS3
17
S4/KS4
18
S5/KS5
19
S6/KS6
20
S7/KS7
21
S8/KS8
22
S9/KS9
23
S10/KS10
24
S11/KS11
25
S12/KS12
26
S13
27
S14
28
S15
29
S16
30
S17/G12
31
S18/G1
1
32
Vdd
33
VEE
34
S19/G10
35
S20/G9
36
G8
37
G7
38
G6
39
G5
40
G4
41
G3
42
G2
43
G1
44
Vdd
45
LED5
46
LED4(BBE)
47
LED3(POWER)
48
LED2(FANCT)
49
LED1(7507RST)
50
Vss
51
OSC
52
IC601
uPD16311
R602 47K
R605 33K
R606
33K
R607
33K
R608
33K
K4
K3
K2
K1
D602 4148
D601 4148
STB1 CLK DA
TA
S1
S2
S3
S4
S5
S6
S7
S8
S9
S1 S2 S3 S4 S5 S6 S7
KS2
-24V
+5VS
S1
S2
C602
104P
R603
2.2/0.5
C604 104P
C603
104P
SW601
TACT(STBY)
VF1
1
VF1
2
S1
3
S2
4
S3
5
S4
6
S5
7
S6
8
S7
9
S8
10
G1
11
G2
12
G3
13
G4
14
G5
15
G6
16
NC
17
NC
18
NC
19
NC
20
G7
21
G8
22
G9
23
G10
24
G1
1
25
G12
26
S9
27
S10
28
S11
29
S12
30
S13
31
S14
32
S15
33
S16
34
VF2
35
VF2
36
VFD701
NE-1300CD-3.G
S10
S11
S12
S13 S14 S15 S16 G12 G1
1
G10 G1 G2 G3 G4 G5 G6 G7 G8 G9
G2 G3 G4 G5 G6 G7 G8 G9 S12 S11 G1
1
G10 S8 G1 S10 S9 G12
1
2
3
4
5
CN602
2.0/6P
STB1
DATA
CLK
V-GND
+5VS
1
2
3
CN601
2.0/3P
-28V
VF2-1
VF1-1
D603 4148
S3 KS3
R604
2.2/0.5
C605
104P
KS3
C601
47uF
C607
334P
C608
334P
C609
334P C610
334P
R601
4K7
R609
10K
R610
10K
K1
K2
K3
K4
KS2
+5VS
SW608
TACT(CH-)
SW606
TACT(CH+)
SW604
TACT(PRE)
SW602
TACT(NEXT)
SW607
TACT(PLAY/PRESET)
SW605
TACT(STOP/BAND)
SW603
TACT(OPEN/CLOSE)
KS2
K1
K2
K3
K4
KS3
S13 S14 S15 S16
R613
1K LED601
STADBY
CIRCUIT DIAGRAM - VFD BOARD